//
//  WBVisitorView.swift
//  PersonalWeibo
//
//  Created by Liuwx on 2017/9/19.
//  Copyright © 2017年 Liuwx. All rights reserved.
//

import UIKit
//访客视图
class WBVisitorView: UIView {

    //注册按钮
    
    lazy var reisterButton: UIButton = UIButton.cz_textButton("注册", fontSize: 16, normalColor: UIColor.orange, highlightedColor: UIColor.black, backgroundImageName: "common_button_white_disable")
    //登录按钮
    lazy var loginButton: UIButton = UIButton.cz_textButton("登录", fontSize: 16, normalColor: UIColor.darkGray, highlightedColor: UIColor.black, backgroundImageName: "common_button_white_disable")

    
    
    
    //访客视图的信息字典[imageName / message]
    //如果是首页 imageName== ""
    var visitorInfo: [String : String]? {
        didSet {
            //1.取字典信息
            guard let imageName = visitorInfo?["imageName"], let message = visitorInfo?["message"] else {
                return
            }
            //设置信息
            tipLabel.text = message
            //设置图像，首页不需要设置
            if imageName == "" {
                startAnimation()
                return
            }
            iconView.image = UIImage(named: imageName)
 
            //其他控制器不需要显示
            hourseIconView.isHidden = true
            maskIconView.isHidden = true
        }
    }
    
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setupUi()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
  //旋转图标动画（首页）
    private func startAnimation(){
        let anim = CABasicAnimation(keyPath: "transform.rotation")
        anim.toValue = 2 * M_PI
        anim.repeatCount = MAXFLOAT
        anim.duration = 15
        //动画完成不删除，如果动画 iconView被释放，动画会一起销毁
        //设置连续播放动画的时候非常有用
        anim.isRemovedOnCompletion = false
        iconView.layer.add(anim, forKey: nil)
    }
    
    
    
    // 私有控件
    // 懒加载属性只有调用UIKit控件的指定构造函数，其他都需要使用类型
    //图像视图
     lazy var iconView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
    //遮罩图片 - 不要使用maskView
    lazy var maskIconView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
    
    //小房子
    
     lazy var hourseIconView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))

    ///提示标签
     lazy var tipLabel: UILabel = UILabel.cz_label(withText: "关注一些人，回这里看看有什么惊喜关注一些人，回这里看看有什么惊喜", fontSize: 14, color: UIColor.darkGray)
    
    
    
}
//设置界面
extension WBVisitorView {
    func setupUi() {
        backgroundColor = UIColor.cz_color(withHex: 0xEDEDED)
        //添加控件
        addSubview(iconView)
        addSubview(maskIconView)
        addSubview(hourseIconView)
        addSubview(tipLabel)
        addSubview(reisterButton)
        addSubview(loginButton)
        //文本居中
        tipLabel.textAlignment = .center
        // 2.取消 autoreszing
        for v in subviews {
            v.translatesAutoresizingMaskIntoConstraints = false
            
        }
//        3.自动布局
        let margin: CGFloat = 20.0
        //图像视图
        addConstraint(NSLayoutConstraint(item: iconView,
                                         attribute: .centerX,
                                         relatedBy: .equal,
                                         toItem: self,
                                         attribute: .centerX,
                                         multiplier: 1.0,
                                         constant: 0))
        
        addConstraint(NSLayoutConstraint(item: iconView,
                                         attribute: .centerY,
                                         relatedBy: .equal,
                                         toItem: self,
                                         attribute: .centerY,
                                         multiplier: 1.0,
                                         constant: -60))
        //小房子
        addConstraint(NSLayoutConstraint(item: hourseIconView,
                                         attribute: .centerX,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .centerX,
                                         multiplier: 1.0,
                                         constant: 0))
        
        addConstraint(NSLayoutConstraint(item: hourseIconView,
                                         attribute: .centerY,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .centerY,
                                         multiplier: 1.0,
                                         constant: 0))
        //提示标签
        addConstraint(NSLayoutConstraint(item: tipLabel,
                                         attribute: .centerX,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .centerX,
                                         multiplier: 1.0,
                                         constant: 0))
        
        addConstraint(NSLayoutConstraint(item: tipLabel,
                                         attribute: .top,
                                         relatedBy: .equal,
                                         toItem: iconView,
                                         attribute: .bottom,
                                         multiplier: 1.0,
                                         constant: margin))
        
        addConstraint(NSLayoutConstraint(item: tipLabel,
                                         attribute: .width,
                                         relatedBy: .equal,
                                         toItem: nil,
                                         attribute: .notAnAttribute,
                                         multiplier: 1.0,
                                         constant: 236))
        //注册button
        
        addConstraint(NSLayoutConstraint(item: reisterButton,
                                         attribute: .left,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .left,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: reisterButton,
                                         attribute: .top,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .bottom,
                                         multiplier: 1.0,
                                         constant: margin))
        addConstraint(NSLayoutConstraint(item: reisterButton,
                                         attribute: .width,
                                         relatedBy: .equal,
                                         toItem: nil,
                                         attribute: .notAnAttribute,
                                         multiplier: 1.0,
                                         constant: 80))
        //登录button
        
        addConstraint(NSLayoutConstraint(item: loginButton,
                                         attribute: .right,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .right,
                                         multiplier: 1.0,
                                         constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton,
                                         attribute: .top,
                                         relatedBy: .equal,
                                         toItem: tipLabel,
                                         attribute: .bottom,
                                         multiplier: 1.0,
                                         constant: margin))
        addConstraint(NSLayoutConstraint(item: loginButton,
                                         attribute: .width,
                                         relatedBy: .equal,
                                         toItem: reisterButton,
                                         attribute: .width,
                                         multiplier: 1.0,
                                         constant: 0))
        
        //遮罩图像
        //views : 定义VFL中的控件名称和实际名称映射关系
        //metrics: 定义VFL中（）指定的常数映射关系
        let viewDict = ["maskIconView": maskIconView, "reisterButton": reisterButton] as [String : Any]
        let metrics = ["spacing": -35]
        
        addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "H:|-0-[maskIconView]-0-|",
                                                      options: [],
                                                      metrics: nil,
                                                      views: viewDict))
        addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "V:|-0-[maskIconView]-(spacing)-[reisterButton]",
                                                      options: [],
                                                      metrics: metrics,
                                                      views: viewDict))
    }
    
    
    
    
}
